English Opening: King's English Variation, Two Knights Variation, Keres Variation

1.c4 e5 2.Nc3 Nf6 3.g3 c6

ECO A23

The English Opening: King's English Variation, Two Knights Variation, Keres Variation is a chess opening line in the English Opening complex, reached after 1.c4 e5 2.Nc3 Nf6 3.g3 c6.

It is catalogued under code A23 in the Encyclopaedia of Chess Openings (ECO).

The defining move c6 is chosen by Black on move 3.

Study this line with a grandmaster

This position is covered in the English Opening course: a GM-authored repertoire you study move by move, then practice against a human-like AI opponent.

Every chess term used here is defined in the chess terms glossary. Browse all opening courses or the full ECO code index.